Winata, W.F., Nurbalia, E. , Rahmayani, E. , Dewi, Z.S. and Tiyastuti, R. 2026. Binder Engineering of Leather Shaving Waste–Based Collagen Composite for Shoe Insole Application: Mechanical–Moisture Trade-Off Analysis. INDONESIAN JOURNAL OF CHEMICAL RESEARCH. 11, 1 (Apr. 2026). DOI:https://doi.org/10.20885/ijcr.vol11.iss1.art6.